DC 12V 8-CH Ricevitore Bluetooth Relè Scheda Android Smart Telecomando Interruttore

CH1 " Interlock ". B2", relay 2 is "Open", the other relay is "Close", and so on. Electronic Component. CH7 " Interlock ". CH3 " Interlock ". CH8 " Interlock ". CH4 " Interlock ". CH5 " Interlock ".

eBay